68608620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:786

約数の個数: 144

約数和(自身を含む): 227485440

約数和(自身を除く): 158876820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 743, 810, 855, 972, 1026, 1140, 1215, 1486, 1539, 1620, 1710, 2052, 2229, 2430, 2565, 2972, 3078, 3420, 3715, 4458, 4617, 4860, 5130, 6156, 6687, 7430, 7695, 8916, 9234, 10260, 11145, 13374, 14117, 14860, 15390, 18468, 20061, 22290, 23085, 26748, 28234, 30780, 33435, 40122, 42351, 44580, 46170, 56468, 60183, 66870, 70585, 80244, 84702, 92340, 100305, 120366, 127053, 133740, 141170, 169404, 180549, 200610, 211755, 240732, 254106, 282340, 300915, 361098, 381159, 401220, 423510, 508212, 601830, 635265, 722196, 762318, 847020, 902745, 1143477, 1203660, 1270530, 1524636, 1805490, 1905795, 2286954, 2541060, 3430431, 3610980, 3811590, 4573908, 5717385, 6860862, 7623180, 11434770, 13721724, 17152155, 22869540, 34304310, 68608620]

約数ペア:

[(1, 68608620), (2, 34304310), (3, 22869540), (4, 17152155), (5, 13721724), (6, 11434770), (9, 7623180), (10, 6860862), (12, 5717385), (15, 4573908), (18, 3811590), (19, 3610980), (20, 3430431), (27, 2541060), (30, 2286954), (36, 1905795), (38, 1805490), (45, 1524636), (54, 1270530), (57, 1203660), (60, 1143477), (76, 902745), (81, 847020), (90, 762318), (95, 722196), (108, 635265), (114, 601830), (135, 508212), (162, 423510), (171, 401220), (180, 381159), (190, 361098), (228, 300915), (243, 282340), (270, 254106), (285, 240732), (324, 211755), (342, 200610), (380, 180549), (405, 169404), (486, 141170), (513, 133740), (540, 127053), (570, 120366), (684, 100305), (743, 92340), (810, 84702), (855, 80244), (972, 70585), (1026, 66870), (1140, 60183), (1215, 56468), (1486, 46170), (1539, 44580), (1620, 42351), (1710, 40122), (2052, 33435), (2229, 30780), (2430, 28234), (2565, 26748), (2972, 23085), (3078, 22290), (3420, 20061), (3715, 18468), (4458, 15390), (4617, 14860), (4860, 14117), (5130, 13374), (6156, 11145), (6687, 10260), (7430, 9234), (7695, 8916)]